that's kyle richards, star of bravo's real house wives of beverly hills. >> one, two, three. >> reporter: or is this the secret? sweating it out with my three sons? or maybe it's this. >> hit a home run? >> reporter: a goofy game, more a fit of giggles than anything else. according no guy, having a blissful family takes work. >> very good. >> reporter: they say kids don't come with a user's manual, so best selling author bruce set out to write one. >> i was frustrated. it is not like a parent, we were just lost. the shrinks, the self-help gurus, the experts, those ideas were really stale. >> reporter: he often used his own family as guinea pigs. he turned to gurus for the secrets. some quite surprising.